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    Digital clocks

    Hello everyone, I am taking a digital fundementals class at my tech school and I took on a little side project to build a digital clock. I know this has been brought up before, but I need some help making the hours counter. I am only allowed to use 7400 series chips for the clock, specificlly...
  2. P

    Digital Clock

    Thanks tnk2k, The article on how stuff works helped me out with the minutes and seconds, but I still can't figure out the hours, I know I need some and gates to limit the hours to 12, but I dont know how to work them into the cercuit to from 12 to 1 o'clock -Tony
  3. P

    Digital Clock

    Hello everyone, I am taking a digital fundementals class at my tech school and I took on a little side project to build a digital clock. I know this has been brought up before, but I need some help making the hours counter. I am only allowed to use 7400 series chips for the clock, specificlly...
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